Southworth Products Corp. offers the Dura-Dock series loading-dock lift. The lift is designed to transfer loads quickly and safely from any truck bed to any dock height, without ramps or inclines, according to the company. Available in 5,000 lbs. and 6,000 lbs. capacities, Dura-Dock lifts feature standard corrosion-resistant galvanized base and legs. For higher capacities (up to 20,000 lbs.) galvanized construction is optional. All Southworth dock lifts work from grade level to a maximum height of 59 inches.